Declarative content scripts: Renderer-side: per-extension shared memory regions (lazily loaded)

extensions/renderer/script_injection_manager.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef EXTENSIONS_RENDERER_SCRIPT_INJECTION_MANAGER_H_
 #define EXTENSIONS_RENDERER_SCRIPT_INJECTION_MANAGER_H_
 
 #include <map>
 #include <set>
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/shared_memory.h"
 #include "base/scoped_observer.h"
 #include "extensions/common/user_script.h"
 #include "extensions/renderer/script_injection.h"
-#include "extensions/renderer/user_script_set.h"
+#include "extensions/renderer/user_script_set_manager.h"
 
 struct ExtensionMsg_ExecuteCode_Params;
 
 namespace blink {
 class WebFrame;
 class WebLocalFrame;
 }
 
 namespace content {
 class RenderView;
 }
 
 namespace extensions {
 class Extension;
 class ExtensionSet;
 
 // The ScriptInjectionManager manages extensions injecting scripts into frames
 // via both content/user scripts and tabs.executeScript(). It is responsible for
 // maintaining any pending injections awaiting permission or the appropriate
 // load point, and injecting them when ready.
-class ScriptInjectionManager : public UserScriptSet::Observer {
+class ScriptInjectionManager : public UserScriptSetManager::Observer {
  public:
   ScriptInjectionManager(const ExtensionSet* extensions,
-                         UserScriptSet* user_script_set);
+                         UserScriptSetManager* user_script_set_manager);
   virtual ~ScriptInjectionManager();
 
   // Notifies that a new render view has been created.
   void OnRenderViewCreated(content::RenderView* render_view);
 
  private:
   // A RenderViewObserver implementation which watches the various render views
   // in order to notify the ScriptInjectionManager of different document load
   // states.
   class RVOHelper;
 
   typedef std::map<blink::WebFrame*, UserScript::RunLocation> FrameStatusMap;
 
-  // UserScriptSet::Observer implementation.
+  // UserScriptSetManager::Observer implementation.
   virtual void OnUserScriptsUpdated(
       const std::set<std::string>& changed_extensions,
       const std::vector<UserScript*>& scripts) OVERRIDE;
 
   // Notifies that an RVOHelper should be removed.
   void RemoveObserver(RVOHelper* helper);
 
   // Invalidate any pending tasks associated with |frame|.
   void InvalidateForFrame(blink::WebFrame* frame);
 
@@ skipping 12 matching lines @@
   const ExtensionSet* extensions_;
 
   // The map of active web frames to their corresponding statuses. The
   // RunLocation of the frame corresponds to the last location that has ran.
   FrameStatusMap frame_statuses_;
 
   // The collection of RVOHelpers.
   ScopedVector<RVOHelper> rvo_helpers_;
 
   // The set of UserScripts associated with extensions. Owned by the Dispatcher.
-  UserScriptSet* user_script_set_;
+  UserScriptSetManager* user_script_set_manager_;
 
   // Pending injections which are waiting for either the proper run location or
   // user consent.
   ScopedVector<ScriptInjection> pending_injections_;
 
-  ScopedObserver<UserScriptSet, UserScriptSet::Observer>
-      user_script_set_observer_;
+  ScopedObserver<UserScriptSetManager, UserScriptSetManager::Observer>
+      user_script_set_manager_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(ScriptInjectionManager);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_SCRIPT_INJECTION_MANAGER_H_